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C44300 Admiralty Brass

C44300 Admiralty Brass
C44300 Admiralty Brass
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Product Code : 02
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Product Description
C44300 Admiralty Brass
CuZn28Sn1As, CW706R
The copper based C44300 Admiralty Brass alloy is ideal for manufacturing heat exchanger tubes. The alloy is manufactured to cater engineering requirements and find applications mainly in oil and gas industries that also require its non corrosive properties.

Applications :
  • Industrial Evaporator Tubing
  • Heat Exchanger Tubing
  • Condenser Tube Plates
  • Distiller Tubes
  • Oil Well Pump Liner
  • Ferrules
  • Bourdon Tubes
  • Condenser Tubes

Equivelent Specifications

Specifications

Designation

Iso

Cuzn28sn1

Europen

Cuzn28sn1as

Bs

Cz 111

Jis

C 4430

Russian

L62-1

 Chemical Composition:


As

Cu

Fe

Pb

Sn

Zn

Min/Max

0.02 - 0.06

70.0 - 73.0

0.06

0.07

0.8 - 1.2

Rem

Nominals

0.04

71

-

-

1

28

 Fabrication Properties

Joining Technique

Suitability

Brazing

Excellent

Butt Weld

Good

Capacity for Being Cold Worked

Excellent

Capacity for Being Hot Formed

Fair

Coated Metal Arc Welding

Not Recommended

Specification

End Product

Specification

Plate, Clad

ASTM B432

Plate, Condenser Tube

ASME SB171, ASTM B171

Tube

ASTM B135

Tube, Condenser

ASME SB111, ASTM B111

Tube, Finned

ASME SB359, ASTM B359

Tube, U-Bend

ASME SB395, ASTM B395

Tube, Welded

ASME SB543, ASTM B543

 Physical Properties

Product Property

US Customary

Metric

Coefficient of Thermal Expansion

11.2 ·10-6 per oF (68-572 F)

20.2 · 10 6? per °C (20-300 C)

Density

0.308 lb/in3 @ 68 F

8.53 gm/cm3 @ 20 C

Electrical Conductivity

25 %IACS @ 68 F

0.146 MegaSiemens/cm @ 20 C

Electrical Resistivity

41.5 ohms-cmil/ft @ 68 F

6.9 microhm-cm @ 20 C

Melting Point Liquid US

1720 F

938 C

Melting Point Solid US

1650 F

899 C

Modulas of Elasticity in Tension

16000 ksi

110000 MPa

Modulas of Rigidity

6000 ksi

41370 MPa

Specific Gravity

8.53

8.53

Specific Heat Capacity

0.09 Btu/lb/°F @ 68 F

377.1 J/kg · °K at 293 K

Thermal Conductivity

64.0 Btu · ft/(hr · ft2 ·°F) @ 68 F

110.8 W/m · °K at 20 C

Size Available

HOLLOW RODS

Min Bore Size 20 mm and Max OD 100 mm

ROUND RODS

6mm To 130 mm

HEX

5mm To 60mm

SQUARE

4mm To 60mm

FLAT

5mm Min Thickness and max Width 120mm

PROFILES / SECTIONS

AS per Customer Drawing

BILLETS

Up to 200mm

INGOTS

AS per Specification

 

 

 



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